I got this idea from Critic17 in which he casted ComicBookMovies users as Marvel and DC characters,so instead I am casting users as transformers.So here is the list of roles you can take but you only pick one so here is the list....
Taken roles:
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Optimus Prime:Spiderdude
Unicron:Dancingmonkey08
Jetfire:Critic17
Megatron:Watchtower31
Jazz:Program
Starscream:InTylerWeTrust82
Ironhide:DonkeyPuncher
Sideswipe:gestlmutant
Hot Rod/Rodimus Prime:Jp8636
Bumblebee:bubastis237
Blackout:NewAvenger4
Rumble:soldier1
The Fallen:HULK2099
Barricade:Rumblebeast
Grimlock:HAWK
Wheelie:superdog
Omega Supreme:BigGuy
Nemisis Prime:LEEE777
Hot Shot:flames809
Galvatron:rockingrich1webb
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Available Roles:
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Ultra Magnus
Ratchet
Cyclonus
Scourge
Mirage
Soundwave
Prowl
Ravage
Wheeljack
Devastator
Skids
Scrapper
Mudflap
Hook
Smokescreen
Bonecrusher
Red Alert
Scavenger
Long Haul
Mixmaster
Cliffjumper
Scorponok
Powerglide
Shockwave
Slag
Ramjet
Sludge
Snarl
Tidal Wave
Swoop
Skywarp
Grindor
Hightower
Vector Prime
Overload
Arcee
Primus
Kup
Laserbeak
Chromia
Sideways
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Well that`s all the transformers that I think are cool to cast for and if you want to add any more,just ask me to add them.Thanks Critic17 for giving me the idea.So start saying who you want to be casted as....